969183864 has 144 divisors (see below), whose sum is σ = 2941029000. Its totient is φ = 288013440.

The previous prime is 969183847. The next prime is 969183869. The reversal of 969183864 is 468381969.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 969183864.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969183869) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 460687 + ... + 462785.

Almost surely, 2^969183864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 969183864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1470514500).

969183864 is an abundant number, since it is smaller than the sum of its proper divisors (1971845136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

969183864 is a wasteful number, since it uses less digits than its factorization.

969183864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2186 (or 2168 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The square root of 969183864 is about 31131.7179737964. The cubic root of 969183864 is about 989.6205953574.

The spelling of 969183864 in words is "nine hundred sixty-nine million, one hundred eighty-three thousand, eight hundred sixty-four".